Simplify: 3x-9+13x-6 show solution

Let w=23 . what is the value of w + 45 ?

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x